I applied through a recruiter. The process took 3 weeks.
There were virtual onsite interviews consisting of four rounds. Three rounds were technical, covering coding and design in a non-LeetCode style with different focuses:
One round was a behavioral and experience interview.
Walk through a complex project that you are most proud of.
The following metrics were computed from 29 interview experiences for the Sigma Computing Software Engineer role.
Sigma Computing's interview process for their Software Engineer roles is extremely selective, failing the vast majority of engineers.
Candidates reported having good feelings for Sigma Computing's Software Engineer interview process.